local colors = {
  blue   = '#569cd6',
  green  = '#6a9955',
  purple = '#c586c0',
  red1   = '#d16969',
  yellow = '#dcdcaa',
  orange = '#ce9178',
  fg = '#d4d4d4',
  --bg = '#4B00820',
  --bg = '#007acc',
  --bg = '#68217a',
  --bg = '#252525',
  bg = '#35363b',
  gray1  = '#5c6370',
  gray2  = '#2c323d',
  gray3  = '#3e4452'
}

local theme = {
  normal = {
  a = {fg = colors.fg, bg = colors.bg, gui = 'bold'},
  b = {fg = colors.fg, bg = colors.bg},
  c = {fg = colors.fg, bg = colors.bg}
  },

  insert = {a = {fg = colors.fg, bg = colors.bg, gui = 'bold'}},
  visual = {a = {fg = colors.fg, bg = colors.bg, gui = 'bold'}},
  command = {a = {fg = colors.fg, bg = colors.bg, gui = 'bold'}},
  replace = {a = {fg = colors.fg, bg = colors.bg, gui = 'bold'}},

  inactive = {
  a = {fg = colors.fg, bg = colors.bg},
  b = {fg = colors.fg, bg = colors.bg},
  c = {fg = colors.fg, bg = colors.bg}
  },
}




local status_ok, lualine = pcall(require, "lualine")
if not status_ok then
  return
end

local hide_in_width = function()
  return vim.fn.winwidth(0) > 80
end

local diagnostics = {
  "diagnostics",
  sources = { "nvim_diagnostic" },
  sections = { "error", "warn" },
  symbols = { error = " ", warn = " " },
  colored = false,
  update_in_insert = false,
  always_visible = true,
}


local diff = {
  "diff",
  colored = false,
  symbols = { added = " ", modified = " ", removed = " " }, -- changes diff symbols
  cond = hide_in_width
}


local mode = {
  "mode",
  fmt = function(str)
  return "-- " .. str .. " --"
  end,
}



local filetype = {
  "filetype",
  icons_enabled = false,
  icon = nil,
}



local branch = {
  "branch",
  icons_enabled = true,
  icon = "",
}




local location = {
  "location",
  padding = 0,
}


-- cool function for progress
local progress = function()
local current_line = vim.fn.line(".")
local total_lines = vim.fn.line("$")
--local chars = { "__", "▁▁", "▂▂", "▃▃", "▄▄", "▅▅", "▆▆", "▇▇", "██" }
local chars = { " %p%% | %L "}
local line_ratio = current_line / total_lines
local index = math.ceil(line_ratio * #chars)
  return chars[index]
end


local spaces = function()
  return "spaces: " .. vim.api.nvim_buf_get_option(0, "shiftwidth")
end



lualine.setup {
  options = {
      icons_enabled = true,
      theme = theme,
      component_separators = { left = "", right = "" },
      section_separators = { left = "", right = "" },
      disabled_filetypes = { "alpha", "dashboard", "NvimTree", "Outline", "aerial" },
      always_divide_middle = true,
  },
  sections = {
      lualine_a = { branch, diagnostics },
      lualine_b = { mode },
      lualine_c = {},
      -- lualine_x = { "encoding", "fileformat", "filetype" },
      lualine_x = { diff, spaces, "encoding", filetype },
      lualine_y = { location },
      lualine_z = { progress },
  },
  inactive_sections = {
      lualine_a = {},
      lualine_b = {},
      lualine_c = { "filename" },
      lualine_x = { "location" },
      lualine_y = {},
      lualine_z = {},
      lualine_o = { "aerial" }
  },
  tabline = {},
  extensions = {},

}
